25 data architect jobs found in London

Senior Data Architect - Data Platform Modernisation (Retail/CPG) £475/day Outside IR35 3 days per week onsite (London) SC Clearance highly desirable We're seeking a Senior Data Architect to lead the Discovery phase of a major data platform modernisation programme , shaping the target connected data platform , interim states, and a pragmatic multi-cloud migration roadmap click apply for full job details

Lithium3 require Enterprise Data Architects that can support enterprise data modelling and information architecture duties within a large and global transformation programme (SAP S/4HANA). These roles are remote with once a month in London as the worst case scenario. These roles are outside IR35 and are paying market rates. We are looking at conceptual as well as canonical and also logical data modelling. We are looking at mapping data flows and business processes. We need to ensure alignment with the enterprise business glossary and data dictionary standards as well. Role:- Develop conceptual and logical data models aligned to business strategy Develop canonical data models Map data flows, business processes and information life cycle Maintain alignment with business glossary and data dictionaries Support data governance, architecture and platform teams Ensure consistent data definitions and modelling standards across programmes In the first...

Location: Remote (very occasional meeting in London) Rate: £900-£1000 per day Outside IR35 Duration: 4 month contract We are supporting a global healthcare organisation on a specialist security engagement focused on genomic data. This is a highly sensitive and emerging area of healthcare where existing security standards are not sufficient. They are seeking a Senior Cyber Security Architect to define the security blueprint for protecting genomic data long-term. This is a design-only role, focused on producing a structured architecture and justification for future implementation. Key Responsibilities Define a target-state security architecture for genomic data Develop a domain-level threat model for genomic data and associated risks Identify why current security standards are not sufficient for this data type Design tokenisation and privacy-preserving security approaches Define the operating model (people, process, technology) for secure handling...

Location: Remote (~1 day per month in London) Rate: Competitive day rate Duration: Initial 4 month contract (extendable) We are a leading consultancy supporting a major health insurance organisation on a critical data security programme. We're seeking a Cyber Security Architect with deep expertise in Data Security to define and deliver secure architectures for highly confidential data. This is a hands-on role focused on shaping target state architectures, building data protection roadmaps, and embedding secure design across complex, data-centric environments. Key Responsibilities Define and deliver end-to-end Data Security Architecture aligned to business and regulatory requirements. Establish security principles, patterns, and guardrails across structured, unstructured, and cloud data environments. Design solutions across data classification, DLP, encryption, tokenisation, key management, and access governance. Develop and drive data security roadmaps from...

Security Architect - SC Cleared - Outside IR35 Location : London Length: Initial 6 Months Type : 1 day a week on-site Clearance : Active SC Clearance IR35: Outside Rate: £500 - £550 Contingency : Must be able to start within 1-2 weeks Sanderson G&D are seeking a Security Architect who will provide strategic cyber security advice and guidance to digital product teams, acting as a Close Support Partner to ensure Secure by Design principles are Embedded throughout the product development lifecycle. The role focuses on assurance, architecture guidance, and risk-based decision support, enabling secure delivery without owning build or operations. Key Responsibilities Attend regular project and design meetings to understand requirements and delivery milestones. Perform initial and iterative threat modelling for new features, integrations, and architectural changes. Advise on secure architecture design, including IAM, network segmentation, encryption, and...

A Salesforce Solution Architect is required to support a large‑scale CRM transformation programme for an exciting professional services client. This is an opportunity to take a complex, legacy‑integrated estate and evolve it into a well‑governed, scalable target architecture. The role will focus on end‑to‑end solution design across Salesforce and connected platforms, supporting delivery teams through build, release and migration, while ensuring architectural coherence, data integrity and operational resilience ahead of a 2026 legacy exit. Responsibilities Define Salesforce‑led target architectures across business processes, data, integrations and release management. Own solution design for Salesforce capabilities, working closely with delivery teams throughout build and release cycles. Provide architectural assurance, challenge designs constructively, and unblock delivery risks. Collaborate with business, technology, data and integration teams to align solutions...

Service Architect - Contract OUTSIDE IR35 - Market Rate £ DOE - London We are looking for a Service Architect to join a client based out of London to help deliver the service framework and model for an Azure Virtual Desktop with a focus on processes around Joiner-Mover-Leaver Key Responsibilities Define the end-to-end service for AVD, including SLAs, support tiers, service catalogue entries, runbooks, and operational guidelines. Create JML workflows, provisioning processes, access controls, and operational procedures aligned with ITSM standards. Develop workflows for incident, problem, request, and change management relating to the Azure Virtual Desktop. Work across multiple teams to ensure relevant governance Ensure service design aligns with Azure best practices and governance. Skills needed to succeed Strong understanding of Azure Virtual Desktop, Azure core services, identity and access management etc Proven experience designing or managing enterprise...

🚀 Building a Senior AI Engineering Team (LLM + Distributed Systems) Global Investment Bank | Capital Markets Platform 📍 London (1–2 days onsite) 💰 £700–£1,200/day (Outside IR35) Contract to permanent available 📅 12-month contracts The Mandate We are building a production-grade Agentic AI platform inside a global investment bank. This is not a research team or a chatbot project. This is engineering-heavy , focused on integrating LLM systems into large-scale, distributed environments used by trading and quant teams. We are hiring across multiple levels: Lead Engineer (Agentic / RAG focus) Architect (end-to-end platform design- Agentic / RAG focus) Senior Engineers (x3) Agentic / RAG focus Potential Director-level hire to oversee the function What This Role Requires (Read Before Applying) You must have: Experience building Enterprise production grade Agentic Ai frameworks . Multi agent. Distributed systems at scale Strong...

My client is looking for an Enterprise Cloud Platform Architect with strong experience across major cloud data platforms (eg, Databricks, Snowflake, BigQuery). This role will support the Discovery, Design & Implementation phase(s) by assessing current platforms and designing integration and migration patterns for a future connected data platform, with a focus on the Retail/CPG domain and success. . click apply for full job details

Contract .Net Developer - Insurance claims system | £400 Per Day (Outside IR35) We're working with a leading specialist insurer driving a massive digital transformation on this exciting opportunity. This is a high-impact role where you will help overhaul a modern claims automation platform using the latest .NET ecosystems. You will be at the core of a major integration programme, architecting scalable microservices and robust APIs that handle critical insurance workflows at scale. The Role Design and build high-performance backend solutions using .NET Core and .NET 5+ for a flagship claims platform. Architect and deploy scalable microservices that integrate seamlessly across a complex multi-system landscape. Take full ownership of the development lifecycle, from designing secure APIs to implementing rigorous unit testing. Collaborative with cross-functional delivery teams to ensure backend solutions meet high-availability and performance standards. Contribute to...

Role: Business Domain Architect IR35 Determination: Active SC Clearance or Eligible to SC Clearance Rate: £600-£750 per day Outside IR35 Role Context: This role sits within a small, business-aligned architecture team working client-side on a government Data Centre Exit programme. The team collaborates to understand enterprise architecture across the entire estate due for migration, with each architect taking ownership of a specific business domain. With the Client contract now awarded, the immediate priority is accelerating onboarding of the Client consortium and driving successful migration of the assigned business domain. Domain knowledge established during the pre award phase is now a critical accelerant for this next stage. Role Purpose: Act as the primary architectural liaison between the government department and the chosen Client for a specific business domain. Bridge the gap between the client and the Client consortium including its...

Enterprise Architect (Ref: 196413) Location – London (Hybrid) Rate – Up to £650 per day (outside IR35) Contact - samuel.robinson@forsythbarnes.com I’m currently recruiting for an Enterprise Architect to join a globally renowned sports brand undergoing a major digital transformation. This is a fantastic opportunity for an experienced architecture professional to shape enterprise-wide technology strategy within a high-profile, world-class organisation operating at scale across international events and audiences. What you’ll be doing: • Defining and owning the enterprise architecture strategy and roadmap across applications, data, infrastructure, and integration domains • Working closely with senior stakeholders across UK and international teams to align technology direction with business and event delivery goals • Leading architectural governance to ensure consistency, scalability, security, and performance across all systems • Assessing...

Job Title: Solution Architect (ServiceNow + Microsoft Stack) Location: UK (Remote/Travel as required) Key Responsibilities Develop an automated agent to poll ServiceNow for open BD Support tickets and track time-to-deadline Implement conditional logic to trigger Microsoft Teams notifications at configurable intervals Build a Teams-based interaction flow enabling ticket closure without accessing ServiceNow Design and implement integrations between ServiceNow APIs and Microsoft Teams messaging platform Create supporting documentation and runbooks for ongoing maintenance and enhancements Collaborate with stakeholders to ensure smooth delivery and adoption of the solution Required Skills & Experience Hands-on experience with ServiceNow APIs (reading ticket data, statuses, ownership fields) Strong experience building Microsoft Teams integrations (Bot Framework, Adaptive Cards, Power Automate) Solid background in Microsoft Azure/Power...

Software Engineer (Java Focus) | up to £650 Outside IR35 | Active SC Clearance Required | 1 day a week on site in London Key Responsibilities Develop end-to-end web applications using Java 21/Kotlin (Spring Boot 3) and modern frontends utilising TypeScript and Nunjucks templates. Build and consume secure RESTful APIs and complex Middleware solutions that integrate seamlessly with distributed government systems. Architect asynchronous messaging patterns , utilising message brokers to handle high-volume, event-driven data flows and system-to-system communication. Design and maintain polyglot persistence layers , including SQL (PostgreSQL) and NoSQL databases, ensuring optimal schema design and data integrity. Own the full testing life cycle by adopting a "Devs-as-Testers" philosophy, writing comprehensive unit, integration, and end-to-end tests for every feature delivered. Manage Infrastructure as Code (IaC) using Terraform and Scripting to provision and...

Senior Software Developer | £500 - £600 We're working with a global energy transformation leader with a 150-year legacy of innovation on this exciting opportunity. We are looking for a heavy-hitting Senior Developer who can bridge the gap between complex finance logic and high-performance Ruby on Rails engineering. This is a high-impact, Outside IR35 role where you will drive the decarbonisation agenda by streamlining digital solutions for Finance, Accounting, and FP&A teams. You will be the technical gatekeeper, shaping pre-development solutions and ensuring enterprise-grade code quality within a fast-moving, green-tech environment. The Role Lead the design and development of pragmatic, sustainable technical solutions using Ruby on Rails to support complex finance data flows. Act as a technical solution shaper, engaging with Accounting and Controlling stakeholders to translate business needs into actionable technical requirements. Architect and review...

Technical Lead l Quantexa l Implementation l Banking l Finance l Data l Architecture l Stakeholder management l £700- £725 per day l Outside IR35 l London Hybrid l 12 months We are seeking an experienced Quantexa Certified technical Lead to lead a Quantexa implementation for a major banking client. This is a hands-on leadership role, responsible for driving the technical delivery of Quantexa within a regulated financial services environment. Essential Skills & Experience Proven experience implementing Quantexa in a production environment Strong banking or financial services background (retail, corporate, or investment banking) Experience operating as a Technical Lead or Senior Architect on complex data platforms Strong understanding of data engineering, big data platforms, and analytics Experience with cloud environments (AWS, Azure, or GCP) Excellent stakeholder management and communication skills Desirable Experience with...

Security Architect - SC Cleared - Outside IR35 Location : London Length: Initial 6 Months Type : 1 day a week on-site Clearance : Active SC Clearance IR35: Outside Rate: £500 - £550 Contingency : Must be able to start within 1-2 weeks Sanderson G &D are seeking a Security Architect who will provide strategic cyber security advice and guidance to digital product teams, acting as a Close Support Partner to ensure Secure by Design principles are embedded throughout the product development lifecycle. The role focuses on assurance, architecture guidance, and risk-based decision support, enabling secure delivery without owning build or operations. Key Responsibilities Attend regular project and design meetings to understand requirements and delivery milestones. Perform initial and iterative threat modelling for new features, integrations, and architectural changes. Advise on secure...

Proven Non-Functional Test (NFT) Lead with strong API and automation skills within an Asset Management environment required for a prestigious financial service client in London. Key skills required Proven experience leading and executing non-functional testing for large-scale transformation programmes. Strong hands-on expertise in performance, load, and volume testing, including tooling such as JMeter, LoadRunner, or K6. Demonstrable experience contributing to automation initiatives. Strong understanding of automation as an enabler of NFT, regression, and end-to-end quality, not as an end in itself. Confidence operating across strategy, assurance, and hands-on delivery depending on programme needs. The role will involve; Own and assurance You will lead the Non-Functional Test strategy for the organisation, covering performance, load, volume, scalability, resilience, and reliability. Define and manage non-functional requirements (NFRs) in collaboration...

Job Title: ServiceNow Architect Day Rate: £650/day (OUTSIDE IR35) Location: Hybrid (3 days a week in London) Contract Length: 6 months (extendable) ServiceNow Architect - Role & Responsibilities Architecture & Design: Define the technical roadmap, architecture, and design for TSM modules (service lifecycle management, order management, network inventory). Implementation & Integration: Architect complex integrations with BSS/OSS systems, using REST, SOAP, and IntegrationHub. Domain Expertise: Lead implementation of Telecom Network Inventory, Product Catalog, and Service Order Management. Governance & Mentorship: Guide developers, perform code reviews, and establish best practices for coding, customization, and platform upgrades. Strategic Advisory: Partner with stakeholders to align platform improvements with business goals, enhancing customer service and reducing operational risks. ServiceNow Architect - Required Experience...

Non-Functional Test Lead, NFT Lead, API, Automation - Asset Management, Outside IR35 Proven Non-Functional Test (NFT) Lead with strong API and automation skills within an Asset Management environment required for a prestigious financial service client in London. Key skills required; Proven experience leading and executing non-functional testing for large-scale transformation programmes. Strong hands-on expertise in performance, load, and volume testing, including tooling such as JMeter, LoadRunner, or K6. Demonstrable experience contributing to automation initiatives. Strong understanding of automation as an enabler of NFT, regression, and end-to-end quality, not as an end in itself. Confidence operating across strategy, assurance, and hands-on delivery depending on programme needs. The role will involve; Ownership and assurance You will lead the Non-Functional Test strategy for the organisation, covering performance, load, volume, scalability,...